nataaahg nataaahg

13-03-2021
Mathematics

contestada

What is the area of a circle if the diameter is 9cm?
Round to the nearest hundredth (0.01cm2)

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naishakiladar123uk naishakiladar123uk

13-03-2021

Answer: A≈63.62

Step-by-step explanation:

9/2= 4.5

A=πr2=π·4.52≈63.61725

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timmyabc19 timmyabc19

13-03-2021

Answer:

To find the area of a circle we have [tex]\pir^{2}[/tex] and the radius is half of the diameter so we have 4.5² which gives 16.25π

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